Zothecula writes: With the space shuttle program now officially over, the United States needs a new reusable vehicle for getting supplies to and from the International Space Station. NASA is considering the Dragon spacecraft, designed by California-based SpaceX Exploration Technologies, to take over that role. The Dragon’s scheduled late March/early April test flight to the ISS will be unmanned, utilizing a cargo configuration of the spacecraft. Last Friday, however, SpaceX released photographs of an engineering model of of its planned seven-passenger crew cabin, complete with a crew that included real live astronauts.